Stock-Based Compensation - Schedule of Nonvested Performance Shares (Details) shares in Thousands	9 Months Ended
	Oct. 01, 2017 $ / shares shares
Financial Measure Performance Shares
Shares
Nonvested, beginning balance (in shares) | shares	499
Granted (in shares) | shares	286
Vested (in shares) | shares	0
Forfeited (in shares) | shares	(182)
Nonvested, ending balance (in shares) | shares	603
Weighted Average Grant Date Fair Value
Nonvested, beginning balance (in dollars per share) | $ / shares	$ 19.17
Granted (in dollars per share) | $ / shares	21.32
Vested (in dollars per share) | $ / shares	0.00
Forfeited (in dollars per share) | $ / shares	20.32
Nonvested, ending balance (in dollars per share) | $ / shares	$ 21.19
TSR Performance Shares
Shares
Nonvested, beginning balance (in shares) | shares	208
Granted (in shares) | shares	101
Vested (in shares) | shares	0
Forfeited (in shares) | shares	(65)
Nonvested, ending balance (in shares) | shares	244
Weighted Average Grant Date Fair Value
Nonvested, beginning balance (in dollars per share) | $ / shares	$ 17.49
Granted (in dollars per share) | $ / shares	20.16
Vested (in dollars per share) | $ / shares	0.00
Forfeited (in dollars per share) | $ / shares	18.99
Nonvested, ending balance (in dollars per share) | $ / shares	$ 18.20